Updated and priorized TODO

Signed-off-by: Gergely Polonkai <polesz@w00d5t0ck.info>

TODO

@@ -1,17 +1,29 @@
+* book creation
+
+* event creation
+
+* "sticky" news flag
+
+* news editor for administrators
+
 * PDF header fix
-* draft flag for Document and Article: only writer and administrators see it from the Document/Article list, in preview mode
-* site-based theme for ckeditor (both ui and the editor)
+
+* draft flag for Document and Article: only writer and administrators see it
+    from the Document/Article list, in preview mode
+
 * full Document/Article list for administrators
-* news editor for administrators
 
-Document
-	draft
+* polls
 
-News
-	sticky
+* chat
 
-User
-	FavouriteForumTopics
+* Users' favourite forum topics
+
+* article categories
+
+* blog
+
+* site-based theme for ckeditor (both ui and the editor)
 
 Poll
 	id
@@ -37,11 +49,6 @@ PollAnswer
 	poll (back-reference to Poll)
 	text
 
-Article
-* check if public
-	draft
-	category (new entity)
-
 UserForumViewed
 	User
 	ForumTopic
@@ -90,3 +97,9 @@ GroupChatMessage
 	from user
 	to group
 	timestamp
+
+PublicChatMessage
+	id
+	from user
+	to channel (ChatChannel class with id and name fields)
+	timestamp